Collection: GIA/CGL Certified Diamonds
Precious Stones with Certification
Our precious stones come with certificates from renowned laboratories:
- CGL (Central Gem Laboratory) from Japan, one of the most authoritative labs for gem identification and grading.
- GIA (Gemological Institute of America, Inc.) from the USA, the most recognized laboratory worldwide. JMW offers a variety of GIA diamond shapes for your selection.
Limited stock available at great prices!
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CGL Sunflower Necklace 0.2/0.4ct/E/SI2/GD
Regular price HK$13,334.00 HKDRegular priceHK$20,001.00 HKDSale price HK$13,334.00 HKDSale -
Sold outCGL Dangle Dia Necklace 0.3ctK18YG
Regular price HK$6,385.00 HKDRegular priceHK$9,577.00 HKDSale price HK$6,385.00 HKDSold out -
CGL Bezel movable Necklace 0.321ct PT
Regular price HK$5,020.00 HKDRegular priceHK$7,530.00 HKDSale price HK$5,020.00 HKDSold out -
CGL Bezel movable Necklace 0.319ct K18YG
Regular price HK$5,412.00 HKDRegular priceHK$8,118.00 HKDSale price HK$5,412.00 HKDSold out -
Sold outCGL Halo Earrings 0.76/0.24ctK18YG
Regular price HK$10,307.00 HKDRegular priceHK$15,460.00 HKDSale price HK$10,307.00 HKDSold out -
Sold outCGL Halo Earrings 0.737/0.24ctPT900
Regular price HK$9,522.00 HKDRegular priceHK$14,283.00 HKDSale price HK$9,522.00 HKDSold out -
Single Dia Twist Necklace 0.328/0.01ct G/SI1/F (No Certificate book included)
Regular price HK$6,275.00 HKDRegular priceHK$9,413.00 HKDSale price HK$6,275.00 HKDSold out -
CGL Single Dia Earrings 0.7ct 0.358/0.383ct/E/SI2/GD
Regular price HK$9,020.00 HKDRegular priceHK$13,530.00 HKDSale price HK$9,020.00 HKDSold out